Looking for APM ram air box

[badblackram06]

i'm looking for a ram air box for the apm hoods. I will need the one that fits the 4.7L. I've found a few online but i dont know if i'm ready to pay the new price just yet so i'd thought i'd shoot for a used one.

Here is a pic

 

[iceman]

i have a oem one but don't know if it will work